New Delhi: The day after Facebook reported global blackouts for more than six hours on Monday, said the social media giant on Tuesday that it was triggered by a system that manages the “global backbone network capacity”.
In a blog post, Facebook said the program audit tool has a bug, and fails to stop commands that cause blackouts.
Facebook, Instagram and WhatsApp services, which fall around 16:00 hours GMT, start returning around 22:00.
“Facebook, Instagram, WhatsApp and Messenger will return online now.
Sorry for today’s interference – I know how much you rely on our services to stay connected with the people you care about,” Chief Executive Officer Mark Zuckerberg posted on Facebook after a restored service .
According to downdetector, a web site that tracks whatsapp blackouts, 40 percent of users cannot download the application, 30 percent have problems sending messages and 22 percent have problems with the web version.
Take it to Twitter early on Tuesday, WhatsApp said: “Apologies to all people who have not been able to use whatsapp today.
We start slowly and carefully get whatsapp works again.
Thank you very much for your patience.
We will continue to keep you updated When we have more information to share.
“The company on Monday said it was the biggest blackout they have ever seen in downdetectors with more than 10.6 million issues from all over the world.
Previously in April, Facebook and Instagram fell for millions of users for several hours in various parts of the world.
The blackout was the second in less than a month for the giant social networking.
(With input from agency)